September weather forecast
Radium, KS

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Radium, Kansas, with an average temperature ranging between min 61.7°F (16.5°C) and max 82°F (27.8°C).

Temperature

Radium records a mild change in average high-temperature during September, easing from a hot 90.1°F (32.3°C) in August to a moderately hot 82°F (27.8°C). Nighttime temperatures in September average to a comfortable 61.7°F (16.5°C) in Radium.

Heat index

September's average heat index is evaluated at 84.2°F (29°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The average relative humidity in September is 61%.

Rainfall

In Radium, in September, during 12 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, in Radium, there are 113 rainfall days, and 19.69" (500mm) of precipitation is accumulated.

Snowfall

In Radium, snow does not fall in May through September.

Daylight

The average length of the day in September in Radium is 12h and 25min.
On the first day of September in Radium, Kansas, sunrise is at 7:05 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm CDT.

Sunshine

The average sunshine in September in Radium is 8.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 5 during September translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Radium in September?

In September, the average high-temperature and low-temperature are 82°F (27.8°C) and 61.7°F (16.5°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in September in Radium?

The average relative humidity in September in Radium is 61%.

How many days does it rain in September in Radium?

In September, in Radium, Kansas, the rain falls for 12 days. Throughout September, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Radium?

In Radium, Kansas, snow does not fall in May through September.

Does it snow in Radium in September?

In Radium, Kansas, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Radium?

The average day length in September is 12h and 25min.

When is the sunrise / sunset in September in Radium?

On the first day of September, sunrise is at 7:05 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:19 pm CDT.

How long on average sun shines in September in Radium?

The average sunshine duration in September is 8.9h.

What is the UV index reading in September in Radium?

The average daily maximum UV index in September in Radium, Kansas, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Radium, KS

Average temperature in September - Radium, KS
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in September
Radium, KS

Average pressure in September - Radium, KS
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Radium, KS

Average wind speed in September - Radium, KS
  • Average wind speed in September: 10.9mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in September
Radium, KS

Average humidity in September - Radium, KS
  • Average humidity in September: 61%

The month with the highest relative humidity is December (66%).
The month with the lowest relative humidity is July (56%).

Average rainfall in September
Radium, KS

Average rainfall in September - Radium, KS
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in September
Radium, KS

Average rainfall days in September - Radium, KS
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is January (3.3 days).

Average snowfall in September
Radium, KS

Average snowfall in September - Radium, KS
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Radium, KS

Average snowfall days in September - Radium, KS
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Radium, KS

Average daylight in September / Average sunshine in September - Radium, KS
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in September
Radium, KS

Average sunshine days in September - Radium, KS
  • Average sunshine days in September: 15.3 days

The months with the most sunshine days are January and December (23.6 days).
The month with the least sunshine days is June (13 days).

Average UV index in September
Radium, KS

Average UV index in September - Radium, KS
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in September
Radium, KS

Average cloud cover in September - Radium, KS
  • Average cloud cover in September: 23

The months with the most cloud cover are February, March and April (Cloud cover 34).
The month with the least cloud cover is June (Cloud cover 19).

Average visibility in September
Radium, KS

Average visibility in September - Radium, KS
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Radium, Kansas, USA

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